Aluminum 8mm (5/16") grommets with washers and setting tool for adding durable openings to light-medium projects. The gunmetal finish coordinates with dark fabrics and bag hardware. Use for drawstrings, banners, curtains and purse lacing points where a smooth metal edge prevents fraying. Mark position, punch the hole and set on a solid surface to flare securely. Designed for home and classroom sewing, this notion delivers dependable results with minimal setup.